Written notice of the hearing shall be mailed by the Clerk of Council, by first-class mail, at least 15 days before the day of the public hearing to all owners of property within 200 feet of such area proposed to be rezoned or redistricted to the addresses of such owners appearing on the Montgomery County Auditor's current tax list. The failure to deliver the notification as provided in this Section shall not invalidate any such amendment. The notice shall contain the same information as required in Section 1141.07 Notice of Public Hearing in Newspaper.